Bosch BAT838 offers 50 percent more runtime over previous generation of Bosch 36-Volt batteries
BAT838 4.0Ah 36-Volt keeps the same footprint as previous generation 2.6Ah 36-Volt batteries
Maximizes battery runtime on the jobsite and eliminates user frustration in looking for charged battery
Longer battery runtime increases productivity for critical system tools like rotary hammers, drill/drivers and saws
Battery Voltage: 36
The Bosch BAT838 CoolPack heat-conductive housing is specifically designed to cool internal cell temperatures for longer life. The Bosch BAT838 4.0 Ah Lithium-Ion battery delivers 50 percent more runtime versus a 2.6 Ah battery without CoolPack technology. Bosch batteries are compatible with electronic monitoring systems (EMS) on Bosch power tools that regulates voltage for heavy-duty applications. The Bosch BAT838 battery is built with advanced technology high-capacity, low-resistance Lithium-Ion cells. Features a fuel gauge to ensure that users always know their power level.